单项选择题
Any firefighting equipment that is carried in addition to the minimum required number on a ship must（）.
A.meet the applicable standards B.be marked as additional equipment C.be stowed in a separate area D.All of the above
单项选择题 Any extinguishing agent used on a Class “C” fire must have which important property? （）
单项选择题 Antares is found in what constellation?（）
单项选择题 An undocumented vessel with 10 people aboard and operating 25 miles off the seacoast must carry a survival craft of the（）.
